CN113187912A - Structure of mute gas electromagnetic valve - Google Patents

Structure of mute gas electromagnetic valve Download PDF

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Publication number
CN113187912A
CN113187912A CN202110432687.6A CN202110432687A CN113187912A CN 113187912 A CN113187912 A CN 113187912A CN 202110432687 A CN202110432687 A CN 202110432687A CN 113187912 A CN113187912 A CN 113187912A
Authority
CN
China
Prior art keywords
section
iron core
electromagnetic valve
gas electromagnetic
frustum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110432687.6A
Other languages
Chinese (zh)
Inventor
唐金峰
李平友
黄旭杰
奥寺太一
沈晨璐
翁科侠
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mikuni Zhejiang Co ltd
Mikuni Corp
Original Assignee
Mikuni Zhejiang Co ltd
Mikuni Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mikuni Zhejiang Co ltd, Mikuni Corp filed Critical Mikuni Zhejiang Co ltd
Priority to CN202110432687.6A priority Critical patent/CN113187912A/en
Publication of CN113187912A publication Critical patent/CN113187912A/en
Priority to EP22164913.0A priority patent/EP4080096A1/en
Priority to JP2022053351A priority patent/JP2022166820A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/48—Attaching valve members to screw-spindles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0644—One-way valve
    • F16K31/0655—Lift valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
    • F16K1/32—Details
    • F16K1/34—Cutting-off parts, e.g. valve members, seats
    • F16K1/36—Valve members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/02—Construction of housing; Use of materials therefor of lift valves
    • F16K27/029—Electromagnetically actuated valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0675—Electromagnet aspects, e.g. electric supply therefor

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Magnetically Actuated Valves (AREA)
  • Electromagnets (AREA)

Abstract

The invention discloses a structure of a mute gas electromagnetic valve, which comprises: the movable iron core, the static iron core and the guide pipe; move the iron core and lie in the relative both ends of pipe respectively with quiet iron core, move the iron core and include first section and second section, first section and second section pass through connecting piece fixed connection, and the second section is provided with the punching press chamber, and quiet iron core part stretches into the punching press intracavity, and the part lies in the punching press chamber outside, and the punching press intracavity is provided with the elastic component, and elastic component one end supports the tip at the connecting piece, and the other end supports the tip at quiet iron core. In the structure, the movable iron core is of a split structure, the first section adopts a cold heading or injection molding process, and the second section adopts punch forming, so that the production cost is greatly reduced.

Description

Structure of mute gas electromagnetic valve
Technical Field
The invention relates to the technical field of electromagnetic valves, in particular to a structure of a mute gas electromagnetic valve.
Background
Referring to fig. 1, fig. 1 is a schematic structural diagram of the prior art. The upper section of the movable iron core 1' needs to be processed by adopting a cold heading process, and the lower section tapered groove part of the movable iron core 1' needs to be processed and formed by adopting numerical control, so that the production cost of the movable iron core 1' is overhigh, and the production cost of the structure of the mute gas electromagnetic valve is higher.
Disclosure of Invention
Aiming at the problems in the prior art, the movable iron core adopts a split structure, a first section cold heading or injection molding process and a second section punch forming are adopted, so that the production cost is greatly reduced.
The specific technical scheme is as follows:
a structure of silence gas solenoid valve mainly includes: the movable iron core, the static iron core and the guide pipe;
the movable iron core and the static iron core are respectively positioned at two opposite ends of the guide pipe, the movable iron core comprises a first section and a second section, the first section and the second section are fixedly connected through a connecting piece, the second section is provided with a stamping cavity, and the static iron core extends into the stamping cavity or is wrapped outside the second section.
In the structure of the mute gas electromagnetic valve, the mute gas electromagnetic valve is characterized in that the second section is provided with a connecting through hole, and the connecting piece is clamped in the connecting through hole.
In the structure of the mute gas electromagnetic valve, the mute gas electromagnetic valve is further characterized in that the connecting piece is of a buckle structure, and the buckle structure is clamped on the connecting through hole.
In the structure of the mute gas electromagnetic valve, the connector is of a riveting structure, one end of the riveting structure is located in the stamping cavity, the other end of the riveting structure penetrates through the connecting through hole and extends into the first section, and the first section and the second section are fixed through riveting.
In the structure of the mute gas electromagnetic valve, the mute gas electromagnetic valve is characterized in that the end part of the quiet iron core is arranged to be a frustum-shaped structure, the frustum-shaped structure partially extends into the stamping cavity, the part of the frustum-shaped structure is positioned outside the stamping cavity, the side wall of the stamping cavity is provided with a conical surface matched with the frustum-shaped structure in shape, and the frustum-shaped structure and the conical surface are spaced at a preset distance to form an air gap interval.
In the structure of the mute gas electromagnetic valve, the structure is further characterized in that the inclination angle between the frustum-shaped structure and the conical surface is 5-40 °.
In the structure of the mute gas electromagnetic valve, the mute gas electromagnetic valve is characterized in that the static iron core is arranged into a groove-shaped structure, the groove-shaped structure is covered on the outer side of the second section, the outer side wall of the second section and the inner side wall of the static iron core are both arranged into conical surfaces, and the interval between the conical surfaces is preset to form an air gap interval.
In the structure of the silent gas solenoid valve, the inclination angle of the conical surface is 5 to 40 °.
In the structure of the mute gas electromagnetic valve, the mute gas electromagnetic valve is further characterized in that an elastic piece is arranged in the stamping cavity, one end of the elastic piece abuts against the end part of the connecting piece, and the other end of the elastic piece abuts against the quiet iron core.
The positive effects of the technical scheme are as follows:
according to the structure of the mute gas electromagnetic valve, the movable iron core is of a split structure, the first section adopts a cold heading or injection molding process, and the second section adopts punch forming, so that the production cost is greatly reduced.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
fig. 2 is a schematic structural diagram of a structure of a mute gas electromagnetic valve according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a movable iron core according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of a movable iron core according to a second embodiment of the present invention;
fig. 5 is a schematic structural diagram of a structure of a mute gas electromagnetic valve according to a second embodiment of the present invention.
In the drawings: 1. a movable iron core; 11. a first stage; 111. a shoulder is formed; 12. a second stage; 121. a connecting via; 122. punching a cavity; 123. a conical surface; 13. a connecting member; 2. a stationary iron core; 21. a stepped hole; 22. a frustum-shaped structure; 221. air gap spacing; 23. a slot-type structure; 3. a conduit; 4. a support; 41. an accommodating cavity; 42. a through hole; 45. a fixing plate; 5. a rubber pad; 6. an elastic member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below by way of embodiments with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The numbering of the components themselves, such as "first", "second", etc., is used herein only to distinguish between the objects depicted and not to have any sequential or technical meaning. The term "connected" and "coupled" when used in this application, unless otherwise indicated, includes both direct and indirect connections (couplings). In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Referring to fig. 2 to 5, fig. 2 is a schematic structural diagram of a mute gas electromagnetic valve according to a first embodiment of the present invention; fig. 3 is a schematic structural diagram of a movable iron core according to a first embodiment of the present invention; fig. 4 is a schematic structural diagram of a movable iron core according to a second embodiment of the present invention; fig. 5 is a schematic structural diagram of a structure of a mute gas electromagnetic valve according to a second embodiment of the present invention.
The invention discloses a structure of a mute gas electromagnetic valve, which comprises the following components in percentage by weight: the device comprises a movable iron core 1, a static iron core 2, a conduit 3, a bracket 4 and a rubber mat 5.
The bracket 4 is a housing structure and includes an accommodating chamber 41, one end of the accommodating chamber 41 seals the accommodating chamber 41 through a fixing plate 45, and the other end of the accommodating chamber 41 is provided with a through hole 42 communicated with the accommodating chamber 41. The through hole 42 is coaxial with the accommodating cavity 41 and is disposed on one side of the accommodating cavity 41 facing the rubber mat 5.
The catheter 3 is disposed in the holder 4, and more specifically, the catheter 3 is disposed in the accommodating cavity 41 and is disposed coaxially with the through hole 42.
The movable iron core 1 and the static iron core 2 are respectively positioned at two opposite ends of the guide pipe 3.
Specifically, the movable iron core 1 is movably arranged in the conduit 3, and one end of the movable iron core extends out of the conduit 3 and the bracket 4 and is connected with the rubber mat 5.
Specifically, the plunger 1 includes a first segment 11 and a second segment 12.
The second section 12 is provided with a punch cavity 122. Specifically, the stamping cavity 122 is formed by stamping, and compared with numerical control machining, the stamping is much lower in cost.
The first section 11 and the second section 12 are fixedly connected by a connecting piece 13.
More specifically, the first section 11 is provided with a shoulder 111, the rubber pad 5 is provided with a stepped hole 21 matched with the shape of the shoulder 111, the diameter of the stepped hole 21 facing the bracket 4 is smaller than that of the stepped hole 21 far away from the bracket 4, and the shoulder 111 is accommodated in the stepped hole 21 and fixed in the rubber pad 5 so as not to be separated from the rubber pad 5, so that the movable iron core 1 and the rubber pad 5 are fixedly connected together.
Further, the second section 12 is provided with a connecting via hole 121, and the connecting member 13 is clamped in the connecting via hole 121. As shown in fig. 3, the connecting member 13 is optionally a snap structure. Specifically, first section 11 adopts the plastics material, and connecting piece 13 and first section 11 integrated into one piece, connecting piece 13 set up to claw type structure, and the end of connecting piece 13 sets up to the chamfer shape, can conveniently insert connecting piece 13 in second section 12, and claw type structure has elasticity, kneads claw type structure and can make it pass and connect via hole 121, then the diameter resumes after passing, then blocks to realize that connecting piece 13 blocks and locates and connect via hole 121.
As shown in fig. 4, optionally, the connecting member 13 is a riveted structure, one end of the riveted structure is located in the stamping cavity, and the other end of the riveted structure passes through the connecting via 121 and extends into the first section 11, so that the first section 11 and the second section 12 are fixed by riveting. Specifically, first section 11 adopts the metal material, can be through cold-heading shaping, and connecting piece 13 is rivet isotructure, and the rivet passes and connects the via hole 121 and stretch into in first section 11 to the riveting realizes fixed connection.
The movable iron core 1 in the embodiment adopts cold heading or injection molding of the first section 11 and stamping of the second section 12, and compared with cold heading and numerical control molding in the prior art, the movable iron core is low in cost. And then make the manufacturing cost greatly reduced of the structure of silence gas solenoid valve. As shown in fig. 2, the stationary core 2 partially protrudes into the punching chamber 122 and partially is located outside the punching chamber 122.
Specifically, the end of the stationary core 2 is set to be the frustum-shaped structure 22, the frustum-shaped structure 22 partially extends into the stamping cavity 122, and partially is located outside the stamping cavity 122, the side wall of the stamping cavity 122 is provided with a tapered surface 123 adapted to the shape of the frustum-shaped structure 22, and the frustum-shaped structure 22 and the tapered surface 123 are separated by a preset distance to form an air gap interval 221. Gas is provided in the air gap 221, and the movable iron core 1 can move toward the stationary iron core 2 under the action of electromagnetic force.
Optionally, the inclination angle of the frustum-shaped structure 22 to the tapered surface 123 is 5 ° to 40 °.
As shown in fig. 5, the stationary core 2 is wrapped outside the second segment 12.
The static iron core 2 is arranged to be in a groove-shaped structure 23, the groove-shaped structure 23 is arranged in a wrapping mode, the outer side wall of the second section 12 and the inner side wall of the static iron core 2 are both arranged to be conical surfaces 123, and two air gap intervals 221 are formed between the conical surfaces 123 at intervals in a preset mode.
Optionally, the inclined angle of the tapered surface 123 is 5 ° to 40 °.
According to the structure of the mute gas electromagnetic valve provided by the embodiment of the invention, the movable iron core 1 adopts a split structure, the first section 11 adopts a cold heading or injection molding process, the stamping cavity 122 of the second section 12 adopts stamping forming, and the stamping forming has much lower cost compared with numerical control processing, so that the forming of the movable iron core 1 has much lower cost compared with the forming in the prior art, further the production cost of the structure of the mute gas electromagnetic valve is greatly reduced, and the arrangement of the stamping cavity 122 can realize the function expansion of the whole gas electromagnetic valve, for example, the structure is added in the stamping cavity 122 to realize multiple functions.
Further, an elastic member 6 is disposed in the punching cavity 122, one end of the elastic member 6 abuts against the end of the connecting member 13, and the other end abuts against the end of the stationary core 2.
Specifically, the elastic member 6 is used for resetting when the rubber pad 5 and the movable iron core 1 are not subjected to the electromagnetic force. Alternatively, the elastic member 6 may be a return spring.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (9)

1. The utility model provides a structure of silence gas solenoid valve which characterized in that includes: the movable iron core, the static iron core and the guide pipe;
the movable iron core and the static iron core are respectively positioned at two opposite ends of the guide pipe, the movable iron core comprises a first section and a second section, the first section and the second section are fixedly connected through a connecting piece, the second section is provided with a stamping cavity, and the static iron core part extends into the stamping cavity or is wrapped outside the second section.
2. The structure of a mute gas electromagnetic valve according to claim 1, wherein the second section is provided with a connecting via hole, and the connecting piece is clamped on the connecting via hole.
3. The structure of the silence gas solenoid valve of claim 2, wherein the connecting piece is a snap structure, and the snap structure is snapped in the connecting through hole.
4. The structure of a silence gas solenoid valve of claim 2, characterized in that the connecting piece is a riveted structure, one end of which is located in the punching chamber, and the other end of which passes through the connecting via hole and extends into the first section, and the first section and the second section are fixed by riveting.
5. The structure of a mute gas electromagnetic valve according to claim 1, wherein the end of the static iron core is set to be a frustum-shaped structure, the frustum-shaped structure partially extends into the stamping cavity and partially is located outside the stamping cavity, the side wall of the stamping cavity is provided with a conical surface matched with the frustum-shaped structure in shape, and the frustum-shaped structure and the conical surface are separated by a preset distance to form an air gap interval.
6. The structure of a mute gas electromagnetic valve according to claim 5, wherein the inclination angle of the frustum-shaped structure and the conical surface is 5-40 °.
7. The structure of the silence gas solenoid valve of claim 1, wherein the stationary iron core is configured as a groove structure, the groove structure is wrapped at the outer side of the second section, the outer side wall of the second section and the inner side wall of the stationary iron core are both configured as conical surfaces, and a preset distance is set between the two conical surfaces to form an air gap interval.
8. The structure of a mute gas electromagnetic valve according to claim 7, wherein the inclination angle of the conical surface is 5 ° to 40 °.
9. The structure of a mute gas electromagnetic valve according to any one of claims 1 to 8, wherein an elastic member is disposed in the stamping cavity, one end of the elastic member abuts against the end of the connecting member, and the other end abuts against the quiet iron core.
CN202110432687.6A 2021-04-21 2021-04-21 Structure of mute gas electromagnetic valve Pending CN113187912A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN202110432687.6A CN113187912A (en) 2021-04-21 2021-04-21 Structure of mute gas electromagnetic valve
EP22164913.0A EP4080096A1 (en) 2021-04-21 2022-03-29 Silent combustion gas solenoid valve
JP2022053351A JP2022166820A (en) 2021-04-21 2022-03-29 Silent combustion gas solenoid valve

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110432687.6A CN113187912A (en) 2021-04-21 2021-04-21 Structure of mute gas electromagnetic valve

Publications (1)

Publication Number Publication Date
CN113187912A true CN113187912A (en) 2021-07-30

Family

ID=76977934

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110432687.6A Pending CN113187912A (en) 2021-04-21 2021-04-21 Structure of mute gas electromagnetic valve

Country Status (3)

Country Link
EP (1) EP4080096A1 (en)
JP (1) JP2022166820A (en)
CN (1) CN113187912A (en)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4419875B4 (en) * 1994-06-07 2004-11-25 Pierburg Gmbh Electromagnetic switch valve
DE19510646C2 (en) * 1995-03-23 1997-09-18 Bosch Gmbh Robert Electromagnetically actuated pressure switching valve
JP4011147B2 (en) * 1997-03-21 2007-11-21 日本電産トーソク株式会社 solenoid valve
JP2003156269A (en) * 2001-11-20 2003-05-30 Fuji Koki Corp Solenoid valve
JP4456623B2 (en) * 2007-08-09 2010-04-28 株式会社鷺宮製作所 Normally open solenoid valve and air conditioner
JP4896165B2 (en) * 2009-01-14 2012-03-14 リンナイ株式会社 Solenoid open / close valve
KR101601710B1 (en) * 2014-11-27 2016-03-10 린나이코리아 주식회사 Solenoid valve
DE102015105116B4 (en) * 2015-04-02 2019-09-19 Eto Magnetic Gmbh Solenoid valve and safety-related pneumatic system with such a solenoid valve

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Publication number Publication date
JP2022166820A (en) 2022-11-02
EP4080096A1 (en) 2022-10-26

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